Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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kernel
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linux
1/*
2 * lirc.h - linux infrared remote control header file
3 * last modified 2010/07/13 by Jarod Wilson
4 */
5
6#ifndef _LINUX_LIRC_H
7#define _LINUX_LIRC_H
8
9#include <linux/types.h>
10#include <linux/ioctl.h>
11
12#define PULSE_BIT 0x01000000
13#define PULSE_MASK 0x00FFFFFF
14
15#define LIRC_MODE2_SPACE 0x00000000
16#define LIRC_MODE2_PULSE 0x01000000
17#define LIRC_MODE2_FREQUENCY 0x02000000
18#define LIRC_MODE2_TIMEOUT 0x03000000
19
20#define LIRC_VALUE_MASK 0x00FFFFFF
21#define LIRC_MODE2_MASK 0xFF000000
22
23#define LIRC_SPACE(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_SPACE)
24#define LIRC_PULSE(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_PULSE)
25#define LIRC_FREQUENCY(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_FREQUENCY)
26#define LIRC_TIMEOUT(val) (((val)&LIRC_VALUE_MASK) | LIRC_MODE2_TIMEOUT)
27
28#define LIRC_VALUE(val) ((val)&LIRC_VALUE_MASK)
29#define LIRC_MODE2(val) ((val)&LIRC_MODE2_MASK)
30
31#define LIRC_IS_SPACE(val) (LIRC_MODE2(val) == LIRC_MODE2_SPACE)
32#define LIRC_IS_PULSE(val) (LIRC_MODE2(val) == LIRC_MODE2_PULSE)
33#define LIRC_IS_FREQUENCY(val) (LIRC_MODE2(val) == LIRC_MODE2_FREQUENCY)
34#define LIRC_IS_TIMEOUT(val) (LIRC_MODE2(val) == LIRC_MODE2_TIMEOUT)
35
36/* used heavily by lirc userspace */
37#define lirc_t int
38
39/*** lirc compatible hardware features ***/
40
41#define LIRC_MODE2SEND(x) (x)
42#define LIRC_SEND2MODE(x) (x)
43#define LIRC_MODE2REC(x) ((x) << 16)
44#define LIRC_REC2MODE(x) ((x) >> 16)
45
46#define LIRC_MODE_RAW 0x00000001
47#define LIRC_MODE_PULSE 0x00000002
48#define LIRC_MODE_MODE2 0x00000004
49#define LIRC_MODE_LIRCCODE 0x00000010
50
51
52#define LIRC_CAN_SEND_RAW LIRC_MODE2SEND(LIRC_MODE_RAW)
53#define LIRC_CAN_SEND_PULSE LIRC_MODE2SEND(LIRC_MODE_PULSE)
54#define LIRC_CAN_SEND_MODE2 LIRC_MODE2SEND(LIRC_MODE_MODE2)
55#define LIRC_CAN_SEND_LIRCCODE LIRC_MODE2SEND(LIRC_MODE_LIRCCODE)
56
57#define LIRC_CAN_SEND_MASK 0x0000003f
58
59#define LIRC_CAN_SET_SEND_CARRIER 0x00000100
60#define LIRC_CAN_SET_SEND_DUTY_CYCLE 0x00000200
61#define LIRC_CAN_SET_TRANSMITTER_MASK 0x00000400
62
63#define LIRC_CAN_REC_RAW LIRC_MODE2REC(LIRC_MODE_RAW)
64#define LIRC_CAN_REC_PULSE LIRC_MODE2REC(LIRC_MODE_PULSE)
65#define LIRC_CAN_REC_MODE2 LIRC_MODE2REC(LIRC_MODE_MODE2)
66#define LIRC_CAN_REC_LIRCCODE LIRC_MODE2REC(LIRC_MODE_LIRCCODE)
67
68#define LIRC_CAN_REC_MASK LIRC_MODE2REC(LIRC_CAN_SEND_MASK)
69
70#define LIRC_CAN_SET_REC_CARRIER (LIRC_CAN_SET_SEND_CARRIER << 16)
71#define LIRC_CAN_SET_REC_DUTY_CYCLE (LIRC_CAN_SET_SEND_DUTY_CYCLE << 16)
72
73#define LIRC_CAN_SET_REC_DUTY_CYCLE_RANGE 0x40000000
74#define LIRC_CAN_SET_REC_CARRIER_RANGE 0x80000000
75#define LIRC_CAN_GET_REC_RESOLUTION 0x20000000
76#define LIRC_CAN_SET_REC_TIMEOUT 0x10000000
77#define LIRC_CAN_SET_REC_FILTER 0x08000000
78
79#define LIRC_CAN_MEASURE_CARRIER 0x02000000
80#define LIRC_CAN_USE_WIDEBAND_RECEIVER 0x04000000
81
82#define LIRC_CAN_SEND(x) ((x)&LIRC_CAN_SEND_MASK)
83#define LIRC_CAN_REC(x) ((x)&LIRC_CAN_REC_MASK)
84
85#define LIRC_CAN_NOTIFY_DECODE 0x01000000
86
87/*** IOCTL commands for lirc driver ***/
88
89#define LIRC_GET_FEATURES _IOR('i', 0x00000000, __u32)
90
91#define LIRC_GET_SEND_MODE _IOR('i', 0x00000001, __u32)
92#define LIRC_GET_REC_MODE _IOR('i', 0x00000002, __u32)
93#define LIRC_GET_REC_RESOLUTION _IOR('i', 0x00000007, __u32)
94
95#define LIRC_GET_MIN_TIMEOUT _IOR('i', 0x00000008, __u32)
96#define LIRC_GET_MAX_TIMEOUT _IOR('i', 0x00000009, __u32)
97
98/* code length in bits, currently only for LIRC_MODE_LIRCCODE */
99#define LIRC_GET_LENGTH _IOR('i', 0x0000000f, __u32)
100
101#define LIRC_SET_SEND_MODE _IOW('i', 0x00000011, __u32)
102#define LIRC_SET_REC_MODE _IOW('i', 0x00000012, __u32)
103/* Note: these can reset the according pulse_width */
104#define LIRC_SET_SEND_CARRIER _IOW('i', 0x00000013, __u32)
105#define LIRC_SET_REC_CARRIER _IOW('i', 0x00000014, __u32)
106#define LIRC_SET_SEND_DUTY_CYCLE _IOW('i', 0x00000015, __u32)
107#define LIRC_SET_TRANSMITTER_MASK _IOW('i', 0x00000017, __u32)
108
109/*
110 * when a timeout != 0 is set the driver will send a
111 * LIRC_MODE2_TIMEOUT data packet, otherwise LIRC_MODE2_TIMEOUT is
112 * never sent, timeout is disabled by default
113 */
114#define LIRC_SET_REC_TIMEOUT _IOW('i', 0x00000018, __u32)
115
116/* 1 enables, 0 disables timeout reports in MODE2 */
117#define LIRC_SET_REC_TIMEOUT_REPORTS _IOW('i', 0x00000019, __u32)
118
119/*
120 * if enabled from the next key press on the driver will send
121 * LIRC_MODE2_FREQUENCY packets
122 */
123#define LIRC_SET_MEASURE_CARRIER_MODE _IOW('i', 0x0000001d, __u32)
124
125/*
126 * to set a range use LIRC_SET_REC_CARRIER_RANGE with the
127 * lower bound first and later LIRC_SET_REC_CARRIER with the upper bound
128 */
129#define LIRC_SET_REC_CARRIER_RANGE _IOW('i', 0x0000001f, __u32)
130
131#define LIRC_SET_WIDEBAND_RECEIVER _IOW('i', 0x00000023, __u32)
132
133#endif